F(x)=2(5x+7) find f(-2)

1. what is the measure of ∠abc? what is the measure of ∠abd?

Graph the equationy= x+3[tex]y = x + 3[/tex]

Look at the figure below: triangle abc is a right triangle with angle abc equal to 90 degrees. the length of ac is 5 units and the length of ab is 4 units. d is a point above c. triangle adc is a right triangle with angle dac equal to 90 degrees and dc parallel to ab. what is the length, in units, of segment cd?